Describe the bug
When init estimator, its saying instance count is not one of the keywords
To reproduce
Run the default examples blazingtext_text_classification_dbpedia
Expected behavior
Expect to init the estimator

System information
A description of your system. Please provide:
- SageMaker Python SDK version:
- Framework name (eg. PyTorch) or algorithm (eg. KMeans):
- Framework version:
- Python version:
- CPU or GPU:
- Custom Docker image (Y/N):
Additional context
Add any other context about the problem here.